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VGA Timings ! w' v) L- p [; E0 c8 T; |$ o$ @
( ]6 r$ ?5 a6 Q$ xVGA Timings
1 P" Y C3 Z! y# ?. z3 i4 c/ I* C5 WThe following table lists timing values for several popular resolutions.8 Z/ F4 Z& n2 N: j
* A8 ]# T! Y( [Format Pixel Clock; J; _$ M E: U' P4 M" \
(MHz) Horizontal (in Pixels) Vertical (in Lines)
# V1 e1 H5 j. D5 ~9 iActive2 S. u& C" U# b9 t& Y
Video Front, A5 X/ p& U; b" R, E
Porch Sync
7 n6 U+ c4 \8 b" rPulse Back6 x6 f; T5 ^, \; l- r
Porch Active
; s: c( D; M3 B3 hVideo Front
3 s- ]. C( _7 V8 N- D, hPorch Sync
$ n# F) G7 }$ v# T0 a" W- RPulse Back
+ A1 @/ U" n- t, GPorch
* `5 i5 b9 N9 e, d0 o640x480, 60Hz 25.175 640 16 96 48 480 11 2 317 g( w% b! C* u# B; _2 t
640x480, 72Hz 31.500 640 24 40 128 480 9 3 28
+ h! G- l D! _3 N. V r/ P640x480, 75Hz 31.500 640 16 96 48 480 11 2 32
. W# J, a: t- ^+ p) a" a640x480, 85Hz 36.000 640 32 48 112 480 1 3 25
8 k9 M7 _1 g8 `8 f/ o$ ^# V' Z800x600, 56Hz 38.100 800 32 128 128 600 1 4 14& W) Y! S8 K: U6 j/ J1 v/ Q0 f
800x600, 60Hz 40.000 800 40 128 88 600 1 4 23% W( T! z3 _* i" D) X
800x600, 72Hz 50.000 800 56 120 64 600 37 6 23" @# t f4 \+ l( \" t
800x600, 75Hz 49.500 800 16 80 160 600 1 2 21% D3 @6 S- Y- z9 s5 P" G3 M$ U
800x600, 85Hz 56.250 800 32 64 152 600 1 3 27
7 @2 V3 |, C& | \1 Q' C1024x768, 60Hz 65.000 1024 24 136 160 768 3 6 29
& e" A( _# o, W9 c- B1024x768, 70Hz 75.000 1024 24 136 144 768 3 6 29
) d9 i7 E$ \) \1024x768, 75Hz 78.750 1024 16 96 176 768 1 3 28' J @6 n J& F- t3 ~, E7 T( I
1024x768, 85Hz 94.500 1024 48 96 208 768 1 3 36 |
/ Q+ ^* o( L9 }# e1 f
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发表于 2019-3-13 10:40
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